This is a fat bottom bracket! This means you must have a 41mm inner bottom bracket diameter with a width of 121mm. This specific bottom bracket also only works with SRAM/Truvativ GXP fat cranksets. This BB features durable angular contact bearings and threaded machined cups for extra stability. You can’t find a better, more dependable bottom bracket for all your fat bike adventuring. If you like simple installation, increased bearing life, and low maintenance, look no further! You just found your best friend. Say goodbye to creaks and say hello to smooth operation.
Drive side bearing: Enduro Angular Contact
Non-drive side bearing: Enduro ABEC-3
Bottom bracket/frame interface: PF41 – BB121
Bottom bracket shell width: 105 – 132mm
Bottom bracket shell inner diameter: 41mm
Crank spindle types: SRAM / Truvativ GXP
Crank spindle diameter: 22/24mm
Tool interface: 48.5mm, 16-notch
CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemicals including (Cadmium, Phthalates, Bisphenol, Nickel (Metallic), di(2-ethylhexyl)phthalate "DEHP"), which is known to the State of California to cause cancer and/or cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
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